ICD-10-CM Alphabetic Index · FY 2026 7 Entries
Hyperaldosteronism in the ICD-10-CM Index ICD-10-CM
The main term Hyperaldosteronism carries 7 index entries pointing to 5 ICD-10-CM codes. The default entry is E26.9, the code the bare main term maps to; every indented line below refines the term by site, cause, or type. Verify any candidate code in the Tabular List before using it.
✓ Built from the official CMS FY 2026 index fileEffective Oct 1, 2025 – Sep 30, 2026
7
Index Entries
5
Codes Referenced
E26.9
Default Code
H
Letter
7 of 7 shown
ICD-10-CM
Index Entries Under Hyperaldosteronism 7 entries · 5 codes
Hyperaldosteronism E26.9
familial (type I) E26.02
glucocorticoid-remediable E26.02
primary (due to (bilateral) adrenal hyperplasia) E26.09
primary NEC E26.09
secondary E26.1
specified NEC E26.89
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Related Index Terms
Source: Centers for Medicare & Medicaid Services, FY 2026 ICD-10-CM Index to Diseases and Injuries release files, effective October 1, 2025 through September 30, 2026.
